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- What's New
- Function Overview
- Service Overview
- Billing
- Getting Started
-
User Guide
- Key Management Service
- Cloud Secret Management Service
- Key Pair Service
- Dedicated HSM
- Tag Management
- Auditing Logs
- Sharing
- Permission Control
-
Best Practices
- Key Management Service
- Cloud Secret Management Service
- General
-
API Reference
- Before You Start
- Calling APIs
- API Overview
-
APIs
-
Key Management APIs
- Key Lifecycle Management
- DEK Management
- Small-Size Data Encryption and Decryption
- Signature and Verification
- Key Tag Management
- Key API Version Query
- Querying Key API Versions
- Key Import Management
- Querying Keys
- Key Grant Management
- Key Rotation Management
- Dedicated Keystore Management
- Signature Verification
- Key Pair Management APIs
- Secret Management APIs
-
Key Management APIs
- Historical APIs
- Application Examples
- Permissions Policies and Supported Actions
- Appendix
- SDK Reference
-
FAQs
-
KMS Related
- What Is Key Management Service?
- What Is a Customer Master Key?
- What Is a Default Key?
- What Are the Differences Between a Custom Key and a Default Key?
- What Is a Data Encryption Key?
- Why Cannot I Delete a CMK Immediately?
- Which Cloud Services Can Use KMS for Encryption?
- How Do Huawei Cloud Services Use KMS to Encrypt Data?
- What Are the Benefits of Envelope Encryption?
- Is There a Limit on the Number of Custom Keys That I Can Create on KMS?
- Can I Export a CMK from KMS?
- Can I Decrypt My Data if I Permanently Delete My Custom Key?
- How Do I Use the Online Tool to Encrypt or Decrypt Small Volumes of Data?
- Can I Update CMKs Created by KMS-Generated Key Materials?
- When Should I Use a CMK Created with Imported Key Materials?
- What Should I Do When I Accidentally Delete Key Materials?
- How Are Default Keys Generated?
- What Should I Do If I Do Not Have the Permissions to Perform Operations on KMS?
- Why Can't I Wrap Asymmetric Keys by Using -id-aes256-wrap-pad in OpenSSL?
- Key Algorithms Supported by KMS
- What Should I Do If KMS Failed to Be Requested and Error Code 401 Is Displayed?
- What Is the Relationship Between the Ciphertext and Plaintext Returned by the encrypt-data API?
- How Does KMS Protect My Keys?
- How Do I Use an Asymmetric Key to Verify the Signature Result of a Public Key Pair?
- Does an Imported Key Support Rotation?
- Does KMS Support Offline Data Encryption and Decryption?
- How Do I Convert an Original EC Private Key into a Private Key in PKCS8 Format?
- CSMS Related
-
KPS Related
- How Do I Create a Key Pair?
- What Are a Private Key Pair and an Account Key Pair?
- How Do I Handle an Import Failure of a Key Pair Created Using PuTTYgen?
- What Should I Do When I Fail to Import a Key Pair Using Internet Explorer 9?
- How Do I Log In to a Linux ECS with a Private Key?
- How Do I Use a Private Key to Obtain the Password to Log In to a Windows ECS?
- How Do I Handle the Failure in Binding a Key Pair?
- How Do I Handle the Failure in Replacing a Key Pair?
- How Do I Handle the Failure in Resetting a Key Pair?
- How Do I Handle the Failure in Unbinding a Key Pair?
- Do I Need to Restart Servers After Replacing Its Key Pair?
- How Do I Enable the Password Login Mode for an ECS?
- How Do I Handle the Failure in Logging In to ECS After Unbinding the Key Pair?
- What Should I Do If My Private Key Is Lost?
- How Do I Convert the Format of a Private Key File?
- Can I Change the Key Pair of a Server?
- Can a Key Pair Be Shared by Multiple Users?
- How Do I Obtain the Public or Private Key File of a Key Pair?
- What Can I Do If an Error Is Reported When an Account Key Is Created or Upgraded for the First Time?
- Will the Account Key Pair Quota Be Occupied After a Private Key Pair Is Upgraded to an Account Key Pair?
- Why Is the Private Key Pair Invisible After It Is Upgraded to an Account Key Pair When Logging in as a Federated User?
-
Dedicated HSM Related
- What Is Dedicated HSM?
- How Does Dedicated HSM Ensure the Security for Key Generation?
- Do Equipment Room Personnel Has the Super Administrator Role to Steal Information by Using a Privileged UKey?
- What HSMs Are Used for Dedicated HSM?
- What APIs Does Dedicated HSM Support?
- How Do I Enable Public Access to a Dedicated HSM Instance?
- Pricing
-
General
- What Functions Does DEW Provide?
- What Cryptography Algorithms Does DEW Use?
- In Which Regions Are DEW Services Available?
- What Is a Quota?
- What Is the Resource Allocation Mechanism of DEW?
- What Are Regions and AZs?
- Can DEW Be Shared Across Accounts?
- How Do I Access the Functions of DEW?
- Why Do DEW Pemissions Fail to Take Effect Immediately?
-
KMS Related
- Videos
-
More Documents
- User Guide (ME-Abu Dhabi Region)
- User Guide (Paris and Amsterdam Regions)
-
User Guide (Kuala Lumpur Region)
- Service Overview
-
User Guide
- Key Management Service
- Cloud Secret Management Service
- Auditing Logs
- Permission Control
-
FAQs
-
KMS Related
- What Is Key Management Service?
- What Is a Customer Master Key?
- What Is a Default Key?
- What Are the Differences Between a Custom Key and a Default Key?
- What Is a Data Encryption Key?
- Why Cannot I Delete a CMK Immediately?
- Which Cloud Services Can Use KMS for Encryption?
- How Do Cloud Services Use KMS to Encrypt Data?
- What Are the Benefits of Envelope Encryption?
- Is There a Limit on the Number of Custom Keys That I Can Create on KMS?
- Can I Export a CMK from KMS?
- Can I Decrypt My Data if I Permanently Delete My Custom Key?
- How Do I Use the Online Tool to Encrypt or Decrypt Small Volumes of Data?
- Can I Update CMKs Created by KMS-Generated Key Materials?
- When Should I Use a CMK Created with Imported Key Materials?
- What Types of Keys Can I Import?
- What Should I Do When I Accidentally Delete Key Materials?
- How Are Default Keys Generated?
- What Should I Do If I Do Not Have the Permissions to Perform Operations on KMS?
- Why Can't I Wrap Asymmetric Keys by Using -id-aes256-wrap-pad in OpenSSL?
- Key Algorithms Supported by KMS
- What Should I Do If KMS Failed to Be Requested and Error Code 401 Is Displayed?
- What Is the Relationship Between the Ciphertext and Plaintext Returned by the encrypt-data API?
- How Does KMS Protect My Keys?
- Credential Related
-
KMS Related
- Change History
-
API Reference (ME-Abu Dhabi Region)
- Before You Start
- Calling APIs
- API Overview
-
APIs
- Creating a CMK
- Enabling a CMK
- Disabling a CMK
- Scheduling the Deletion of a CMK
- Canceling the Scheduled Deletion of a CMK
- Querying the List of CMKs
- Querying the Information About a CMK
- Creating a Random Number
- Creating a DEK
- Creating a Plaintext-Free DEK
- Encrypting a DEK
- Decrypting a DEK
- Querying the Number of Instances
- Querying the Quota of a User
- Changing the Alias of a CMK
- Changing the Description of a CMK
- Encrypting Data
- Decrypting Data
- Obtaining CMK Import Parameters
- Importing CMK Material
- Deleting CMK Material
- Querying CMK Instances
- Querying CMK Tags
- Querying Project Tags
- Adding or Deleting CMK Tags in Batches
- Adding a CMK Tag
- Deleting a CMK Tag
- Permissions Policies and Supported Actions
- Appendix
- Change History
-
API Reference (Paris and Amsterdam Regions)
- Before You Start
- Calling APIs
- API Overview
-
APIs
- Creating a CMK
- Enabling a CMK
- Disabling a CMK
- Scheduling the Deletion of a CMK
- Canceling the Scheduled Deletion of a CMK
- Querying the List of CMKs
- Querying the Information About a CMK
- Creating a Random Number
- Creating a DEK
- Creating a Plaintext-Free DEK
- Encrypting a DEK
- Decrypting a DEK
- Querying the Number of Instances
- Querying the Quota of a User
- Changing the Alias of a CMK
- Changing the Description of a CMK
- Creating a Grant
- Revoking a Grant
- Retiring a Grant
- Querying Grants on a CMK
- Querying Grants That Can Be Retired
- Encrypting Data
- Decrypting Data
- Obtaining CMK Import Parameters
- Importing CMK Material
- Deleting CMK Material
- Enabling Rotation for a CMK
- Changing the Rotation Interval for a CMK
- Disabling Rotation for a CMK
- Querying the Rotation Status of a CMK
- Appendix
- Change History
-
API Reference (Kuala Lumpur Region)
- Before You Start
- Calling APIs
- API Overview
-
APIs
- Creating a CMK
- Enabling a CMK
- Disabling a CMK
- Scheduling the Deletion of a CMK
- Canceling the Scheduled Deletion of a CMK
- Querying the List of CMKs
- Querying the Information About a CMK
- Creating a Random Number
- Creating a DEK
- Creating a Plaintext-Free DEK
- Encrypting a DEK
- Decrypting a DEK
- Querying the Number of Instances
- Querying the Quota of a User
- Changing the Alias of a CMK
- Changing the Description of a CMK
- Creating a Grant
- Revoking a Grant
- Retiring a Grant
- Querying Grants on a CMK
- Querying Grants That Can Be Retired
- Encrypting Data
- Decrypting Data
- Obtaining CMK Import Parameters
- Importing CMK Material
- Deleting CMK Material
- Enabling Rotation for a CMK
- Changing the Rotation Interval for a CMK
- Disabling Rotation for a CMK
- Querying the Rotation Status of a CMK
- Appendix
- Change History
- General Reference
Show all
Copied.
Error Code
|
Status Code |
Error Code |
Error Message |
Description |
Measure |
|---|---|---|---|---|
|
400 |
KMS.0201 |
Invalid request URL. |
Invalid request URL. |
Enter a valid URL. |
|
400 |
KMS.0202 |
Invalid JSON format of the request message. |
Invalid JSON format of the request message. |
Enter a valid message. |
|
400 |
KMS.0203 |
Request message too long. |
Request message too long. |
Enter a valid message. |
|
400 |
KMS.0204 |
Parameters missing in the request message. |
Parameters missing in the request message. |
Enter a valid message. |
|
400 |
KMS.0205 |
Invalid key ID. |
Invalid key ID. |
Enter a valid key ID. |
|
400 |
KMS.0206 |
Invalid sequence number. |
Invalid sequence number. |
Enter a valid sequence number. |
|
400 |
KMS.0208 |
Invalid value of value encryption_context. |
Invalid value of value encryption_context. |
Enter a valid value of encryption_context. |
|
400 |
KMS.0209 |
The key has been disabled. |
The key has been disabled. |
Enable the key. |
|
400 |
KMS.0210 |
The key is in Scheduled deletion state and cannot be used. |
The key is in Pending deletion state and cannot be used. |
Enable the key. |
|
400 |
KMS.0211 |
Cannot perform this operation on Default Master Keys. |
Cannot perform this operation on default master keys. |
Perform this operation on a common CMK. |
|
400 |
KMS.0415 |
Invalid matches. |
Invalid matches. |
Enter a valid parameter. |
|
400 |
KMS.1101 |
Invalid key_alias. |
Invalid key_alias. |
Enter a valid parameter. |
|
400 |
KMS.1102 |
Invalid realm. |
Invalid realm. |
Enter a valid parameter. |
|
400 |
KMS.1103 |
Invalid key_description. |
Invalid key_description. |
Enter a valid parameter. |
|
400 |
KMS.1104 |
Duplicate key aliases. |
Duplicate key aliases. |
Use another alias. |
|
400 |
KMS.1105 |
Too many keys. |
Too many keys. |
Increase key quota or delete unnecessary keys. |
|
400 |
KMS.1201 |
The key is not disabled. |
The key is not disabled. |
Disable the key. |
|
400 |
KMS.1301 |
The key is not enabled. |
The key is not enabled. |
Enable the key. |
|
400 |
KMS.1401 |
Set the pending deletion period between 7 to 1096 days. |
Set the pending deletion period between 7 to 1096 days. |
Enter a valid parameter. |
|
400 |
KMS.1402 |
The key is already in Pending deletion state. |
The key is already in Pending deletion state. |
No further operation required. |
|
400 |
KMS.1501 |
The key is not in Pending deletion state. |
The key is not in Pending deletion state. |
Schedule deletion the key. |
|
400 |
KMS.1601 |
Invalid limit. |
Invalid limit. |
Enter a valid parameter. |
|
400 |
KMS.1602 |
marker must be greater than or equals 0. |
marker must be greater than or equals 0. |
Enter a valid parameter. |
|
400 |
KMS.1801 |
random_data_length must be 512 bits. |
random_data_length must be 512 bits. |
Enter a valid parameter. |
|
400 |
KMS.1901 |
datakey_length must be in the range 8 bits to 8,192 bits. |
datakey_length must be in the range 8 bits to 8,192 bits. |
Enter a valid parameter. |
|
400 |
KMS.2001 |
datakey_length must be 512 bits. |
datakey_length must be 512 bits. |
Enter a valid parameter. |
|
400 |
KMS.2101 |
Invalid plain_text. |
Invalid plain_text. |
Enter a valid parameter. |
|
400 |
KMS.2102 |
datakey_plain_length must be 64 bytes. |
datakey_plain_length must be 64 bytes. |
Enter a valid parameter. |
|
400 |
KMS.2103 |
Failed to verify the DEK hash. |
Failed to verify the DEK hash. |
Check whether the DEK is valid. |
|
400 |
KMS.2201 |
Invalid cipher_text. |
invalid cipher_text. |
Enter a valid parameter. |
|
400 |
KMS.2202 |
datakey_cipher_length must be 64 bytes. |
datakey_cipher_length must be 64 bytes. |
Enter a valid parameter. |
|
400 |
KMS.2203 |
Failed to verify the DEK hash. |
Failed to verify the DEK hash. |
Check whether the DEK is valid. |
|
403 |
KMS.0301 |
Invalid or null X-Auth-Token. |
Invalid or null X-Auth-Token. |
Obtain the token again and ensure the token string is complete. |
|
403 |
KMS.0302 |
Invalid X-Auth-Token. |
Invalid X-Auth-Token. |
Obtain the token again and ensure the token string is complete. |
|
403 |
KMS.0303 |
X-Auth-Token expired. |
X-Auth-Token expired. |
Obtain the token again and ensure the token string is complete. |
|
403 |
KMS.0305 |
Invalid X-Auth-Token project name. |
Invalid X-Auth-Token project name. |
Obtain the token again and ensure the token string is complete. |
|
403 |
KMS.0306 |
No access permissions. |
The user has no permission to access the key. |
Contact the KMS administrator to grant required permissions. |
|
403 |
KMS.0307 |
No access permissions. |
No access permissions. |
Contact the administrator to grant required permissions. |
|
500 |
KMS.0101 |
KMS error. |
KMS error. |
Try again. |
|
500 |
KMS.0102 |
Abnormal KMS I/O. |
Abnormal KMS I/O. |
Try again. |
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